mirror of
https://github.com/Julow/Unexpected-Keyboard.git
synced 2024-11-25 16:53:24 +01:00
834 lines
26 KiB
Java
834 lines
26 KiB
Java
package juloo.keyboard2;
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import android.view.KeyCharacterMap;
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import android.view.KeyEvent;
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import java.util.HashMap;
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public final class KeyModifier
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{
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/** The optional modmap takes priority over modifiers usual behaviors. Set to
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[null] to disable. */
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private static KeyboardData.Modmap _modmap = null;
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public static void set_modmap(KeyboardData.Modmap mm)
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{
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_modmap = mm;
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}
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/** Modify a key according to modifiers. */
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public static KeyValue modify(KeyValue k, Pointers.Modifiers mods)
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{
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if (k == null)
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return null;
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int n_mods = mods.size();
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KeyValue r = k;
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for (int i = 0; i < n_mods; i++)
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r = modify(r, mods.get(i));
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/* Keys with an empty string are placeholder keys. */
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if (r.getString().length() == 0)
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return null;
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return r;
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}
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public static KeyValue modify(KeyValue k, KeyValue mod)
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{
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switch (mod.getKind())
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{
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case Modifier:
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return modify(k, mod.getModifier());
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case Compose_pending:
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return ComposeKey.apply(mod.getPendingCompose(), k);
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case Hangul_initial:
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if (k.equals(mod)) // Allow typing the initial in letter form
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return KeyValue.makeStringKey(k.getString(), KeyValue.FLAG_GREYED);
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return combine_hangul_initial(k, mod.getHangulPrecomposed());
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case Hangul_medial:
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return combine_hangul_medial(k, mod.getHangulPrecomposed());
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}
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return k;
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}
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public static KeyValue modify(KeyValue k, KeyValue.Modifier mod)
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{
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switch (mod)
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{
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case CTRL: return apply_ctrl(k);
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case ALT:
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case META: return turn_into_keyevent(k);
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case FN: return apply_fn(k);
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case GESTURE: return apply_gesture(k);
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case SHIFT: return apply_shift(k);
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case GRAVE: return apply_compose_or_dead_char(k, ComposeKeyData.accent_grave, '\u02CB');
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case AIGU: return apply_compose_or_dead_char(k, ComposeKeyData.accent_aigu, '\u00B4');
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case CIRCONFLEXE: return apply_compose_or_dead_char(k, ComposeKeyData.accent_circonflexe, '\u02C6');
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case TILDE: return apply_compose_or_dead_char(k, ComposeKeyData.accent_tilde, '\u02DC');
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case CEDILLE: return apply_compose_or_dead_char(k, ComposeKeyData.accent_cedille, '\u00B8');
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case TREMA: return apply_compose_or_dead_char(k, ComposeKeyData.accent_trema, '\u00A8');
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case CARON: return apply_compose_or_dead_char(k, ComposeKeyData.accent_caron, '\u02C7');
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case RING: return apply_compose_or_dead_char(k, ComposeKeyData.accent_ring, '\u02DA');
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case MACRON: return apply_compose_or_dead_char(k, ComposeKeyData.accent_macron, '\u00AF');
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case OGONEK: return apply_compose_or_dead_char(k, ComposeKeyData.accent_ogonek, '\u02DB');
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case DOT_ABOVE: return apply_compose_or_dead_char(k, ComposeKeyData.accent_dot_above, '\u02D9');
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case BREVE: return apply_dead_char(k, '\u02D8');
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case DOUBLE_AIGU: return apply_compose(k, ComposeKeyData.accent_double_aigu);
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case ORDINAL: return apply_compose(k, ComposeKeyData.accent_ordinal);
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case SUPERSCRIPT: return apply_compose(k, ComposeKeyData.accent_superscript);
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case SUBSCRIPT: return apply_compose(k, ComposeKeyData.accent_subscript);
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case ARROWS: return apply_compose(k, ComposeKeyData.accent_arrows);
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case BOX: return apply_compose(k, ComposeKeyData.accent_box);
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case SLASH: return apply_compose(k, ComposeKeyData.accent_slash);
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case BAR: return apply_compose(k, ComposeKeyData.accent_bar);
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case DOT_BELOW: return apply_compose(k, ComposeKeyData.accent_dot_below);
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case HORN: return apply_compose(k, ComposeKeyData.accent_horn);
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case HOOK_ABOVE: return apply_compose(k, ComposeKeyData.accent_hook_above);
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case ARROW_RIGHT: return apply_map_char(k, map_char_arrow_right);
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default: return k;
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}
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}
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/** Modify a key after a long press. */
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public static KeyValue modify_long_press(KeyValue k)
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{
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switch (k.getKind())
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{
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case Event:
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switch (k.getEvent())
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{
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case CHANGE_METHOD_AUTO:
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return KeyValue.getKeyByName("change_method");
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case SWITCH_VOICE_TYPING:
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return KeyValue.getKeyByName("voice_typing_chooser");
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}
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break;
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}
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return k;
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}
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public static Map_char modify_numpad_script(String numpad_script)
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{
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if (numpad_script == null)
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return map_char_none;
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switch (numpad_script)
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{
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case "hindu-arabic": return map_char_numpad_hindu;
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case "bengali": return map_char_numpad_bengali;
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case "devanagari": return map_char_numpad_devanagari;
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case "persian": return map_char_numpad_persian;
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case "gujarati": return map_char_numpad_gujarati;
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default: return map_char_none;
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}
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}
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private static KeyValue apply_map_char(KeyValue k, Map_char map)
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{
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switch (k.getKind())
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{
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case Char:
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char kc = k.getChar();
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String modified = map.apply(kc);
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if (modified != null)
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return KeyValue.makeStringKey(modified, k.getFlags());
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}
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return k;
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}
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/** Apply the given compose state or fallback to the dead_char. */
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private static KeyValue apply_compose_or_dead_char(KeyValue k, int state, char dead_char)
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{
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switch (k.getKind())
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{
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case Char:
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char c = k.getChar();
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KeyValue r = ComposeKey.apply(state, c);
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if (r != null)
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return r;
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}
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return apply_dead_char(k, dead_char);
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}
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private static KeyValue apply_compose(KeyValue k, int state)
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{
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switch (k.getKind())
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{
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case Char:
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KeyValue r = ComposeKey.apply(state, k.getChar());
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if (r != null)
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return r;
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}
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return k;
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}
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private static KeyValue apply_dead_char(KeyValue k, char dead_char)
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{
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switch (k.getKind())
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{
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case Char:
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char c = k.getChar();
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char modified = (char)KeyCharacterMap.getDeadChar(dead_char, c);
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if (modified != 0 && modified != c)
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return KeyValue.makeStringKey(String.valueOf(modified));
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}
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return k;
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}
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private static KeyValue apply_shift(KeyValue k)
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{
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if (_modmap != null)
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{
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KeyValue mapped = _modmap.shift.get(k);
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if (mapped != null)
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return mapped;
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}
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switch (k.getKind())
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{
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case Char:
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char kc = k.getChar();
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char c = map_char_shift(kc);
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if (kc == c)
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c = Character.toUpperCase(kc);
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return (kc == c) ? k : k.withChar(c);
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case String:
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String s = Utils.capitalize_string(k.getString());
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return KeyValue.makeStringKey(s, k.getFlags());
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default: return k;
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}
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}
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private static KeyValue apply_fn(KeyValue k)
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{
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if (_modmap != null)
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{
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KeyValue mapped = _modmap.fn.get(k);
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if (mapped != null)
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return mapped;
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}
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String name = null;
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switch (k.getKind())
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{
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case Char: name = apply_fn_char(k.getChar()); break;
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case Keyevent: name = apply_fn_keyevent(k.getKeyevent()); break;
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case Event: name = apply_fn_event(k.getEvent()); break;
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case Placeholder: name = apply_fn_placeholder(k.getPlaceholder()); break;
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case Cursor_move: name = apply_fn_cursormove(k.getCursorMove()); break;
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}
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return (name == null) ? k : KeyValue.getKeyByName(name);
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}
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private static String apply_fn_keyevent(int code)
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{
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switch (code)
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{
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case KeyEvent.KEYCODE_DPAD_UP: return "page_up";
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case KeyEvent.KEYCODE_DPAD_DOWN: return "page_down";
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case KeyEvent.KEYCODE_DPAD_LEFT: return "home";
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case KeyEvent.KEYCODE_DPAD_RIGHT: return "end";
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case KeyEvent.KEYCODE_ESCAPE: return "insert";
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case KeyEvent.KEYCODE_TAB: return "\\t";
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case KeyEvent.KEYCODE_PAGE_UP:
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case KeyEvent.KEYCODE_PAGE_DOWN:
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case KeyEvent.KEYCODE_MOVE_HOME:
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case KeyEvent.KEYCODE_MOVE_END: return "removed";
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default: return null;
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}
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}
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private static String apply_fn_event(KeyValue.Event ev)
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{
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switch (ev)
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{
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case SWITCH_NUMERIC: return "switch_greekmath";
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default: return null;
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}
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}
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private static String apply_fn_placeholder(KeyValue.Placeholder p)
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{
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switch (p)
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{
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case F11: return "f11";
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case F12: return "f12";
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case SHINDOT: return "shindot";
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case SINDOT: return "sindot";
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case OLE: return "ole";
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case METEG: return "meteg";
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default: return null;
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}
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}
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private static String apply_fn_cursormove(short cur)
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{
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switch (cur)
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{
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case -1 : return "home"; // cursor_left
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case 1 : return "end"; // cursor_right
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default: return null;
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}
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}
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/** Return the name of modified key, or [null]. */
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private static String apply_fn_char(char c)
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{
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switch (c)
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{
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case '1': return "f1";
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case '2': return "f2";
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case '3': return "f3";
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case '4': return "f4";
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case '5': return "f5";
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case '6': return "f6";
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case '7': return "f7";
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case '8': return "f8";
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case '9': return "f9";
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case '0': return "f10";
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case '<': return "«";
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case '>': return "»";
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case '{': return "‹";
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case '}': return "›";
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case '[': return "‘";
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case ']': return "’";
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case '(': return "“";
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case ')': return "”";
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case '\'': return "‚";
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case '"': return "„";
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case '-': return "–";
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case '_': return "—";
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case '^': return "¬";
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case '%': return "‰";
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case '=': return "≈";
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case 'u': return "µ";
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case 'a': return "æ";
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case 'o': return "œ";
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case '*': return "°";
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case '.': return "…";
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case ',': return "·";
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case '!': return "¡";
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case '?': return "¿";
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case '|': return "¦";
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case '§': return "¶";
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case '†': return "‡";
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case '×': return "∙";
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case ' ': return "nbsp";
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// arrows
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case '↖': return "⇖";
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case '↑': return "⇑";
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case '↗': return "⇗";
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case '←': return "⇐";
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case '→': return "⇒";
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case '↙': return "⇙";
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case '↓': return "⇓";
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case '↘': return "⇘";
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case '↔': return "⇔";
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case '↕': return "⇕";
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// Currency symbols
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case 'e': return "€";
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case 'l': return "£";
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case 'r': return "₹";
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case 'y': return "¥";
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case 'c': return "¢";
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case 'p': return "₽";
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case 'b': return "₱";
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case 'h': return "₴";
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case 'z': return "₿";
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case '€': case '£': return "removed"; // Avoid showing these twice
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// alternating greek letters
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case 'π': return "ϖ";
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case 'θ': return "ϑ";
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case 'Θ': return "ϴ";
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case 'ε': return "ϵ";
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case 'β': return "ϐ";
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case 'ρ': return "ϱ";
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case 'σ': return "ς";
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case 'γ': return "ɣ";
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case 'φ': return "ϕ";
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case 'υ': return "ϒ";
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case 'κ': return "ϰ";
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// alternating math characters
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case '∪': return "⋃";
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case '∩': return "⋂";
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case '∃': return "∄";
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case '∈': return "∉";
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case '∫': return "∮";
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case 'Π': return "∏";
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case 'Σ': return "∑";
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case '∨': return "⋁";
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case '∧': return "⋀";
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case '⊷': return "⊶";
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case '⊂': return "⊆";
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case '⊃': return "⊇";
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case '±': return "∓";
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// hebrew niqqud
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case 'ק': return "qamats"; // kamatz
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case 'ר': return "hataf_qamats"; // reduced kamatz
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case 'ו': return "holam";
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case 'ם': return "rafe";
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case 'פ': return "patah"; // patach
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case 'ש': return "sheva";
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case 'ד': return "dagesh"; // or mapiq
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case 'ח': return "hiriq";
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case 'ף': return "hataf_patah"; // reduced patach
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case 'ז': return "qubuts"; // kubuts
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case 'ס': return "segol";
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case 'ב': return "hataf_segol"; // reduced segol
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case 'צ': return "tsere";
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// Devanagari symbols
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case 'ए': return "ऍ";
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case 'े': return "ॅ";
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case 'ऐ': return "ऎ";
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case 'ै': return "ॆ";
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case 'ऋ': return "ॠ";
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case 'ृ': return "ॄ";
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case 'ळ': return "ऴ";
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case 'र': return "ऱ";
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case 'क': return "क़";
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case 'ख': return "ख़";
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case 'ग': return "ग़";
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case 'घ': return "ॻ";
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case 'ढ': return "ढ़";
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case 'न': return "ऩ";
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case 'ड': return "ड़";
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case 'ट': return "ॸ";
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case 'ण': return "ॾ";
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case 'फ': return "फ़";
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case 'ऌ': return "ॡ";
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case 'ॢ': return "ॣ";
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case 'औ': return "ॵ";
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case 'ौ': return "ॏ";
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case 'ओ': return "ऒ";
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case 'ो': return "ॊ";
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case 'च': return "ॼ";
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case 'ज': return "ज़";
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case 'ब': return "ॿ";
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case 'व': return "ॺ";
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case 'य': return "य़";
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case 'अ': return "ॲ";
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case 'आ': return "ऑ";
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case 'ा': return "ॉ";
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case 'झ': return "ॹ";
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case 'ई': return "ॴ";
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case 'ी': return "ऻ";
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case 'इ': return "ॳ";
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case 'ि': return "ऺ";
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case 'उ': return "ॶ";
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case 'ऊ': return "ॷ";
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case 'ु': return "ऄ";
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case 'ष': return "क्ष";
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case 'थ': return "त्र";
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case 'द': return "द्र";
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case 'प': return "प्र";
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case 'श': return "श्र";
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case 'छ': return "श्च";
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case 'ँ': return "ऀ";
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case '₹': return "₨";
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case 'ॖ': return "ॗ";
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case '॓': return "॔";
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case '॰': return "ॱ";
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case '।': return "॥";
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case 'ं': return "ॕ";
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case '़': return "ॎ";
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case 'ऽ': return "ॽ";
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// Persian numbers
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case '۱': return "f1";
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case '۲': return "f2";
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case '۳': return "f3";
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case '۴': return "f4";
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case '۵': return "f5";
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case '۶': return "f6";
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case '۷': return "f7";
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case '۸': return "f8";
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case '۹': return "f9";
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case '۰': return "f10";
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// Arabic numbers
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case '١': return "f1";
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case '٢': return "f2";
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case '٣': return "f3";
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case '٤': return "f4";
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case '٥': return "f5";
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case '٦': return "f6";
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case '٧': return "f7";
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case '٨': return "f8";
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case '٩': return "f9";
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case '٠': return "f10";
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default: return null;
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}
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}
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private static KeyValue apply_ctrl(KeyValue k)
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||
{
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||
if (_modmap != null)
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||
{
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KeyValue mapped = _modmap.ctrl.get(k);
|
||
// Do not return the modified character right away, first turn it into a
|
||
// key event.
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if (mapped != null)
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k = mapped;
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}
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return turn_into_keyevent(k);
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}
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private static KeyValue turn_into_keyevent(KeyValue k)
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{
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if (k.getKind() != KeyValue.Kind.Char)
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return k;
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int e;
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switch (k.getChar())
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{
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case 'a': e = KeyEvent.KEYCODE_A; break;
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case 'b': e = KeyEvent.KEYCODE_B; break;
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case 'c': e = KeyEvent.KEYCODE_C; break;
|
||
case 'd': e = KeyEvent.KEYCODE_D; break;
|
||
case 'e': e = KeyEvent.KEYCODE_E; break;
|
||
case 'f': e = KeyEvent.KEYCODE_F; break;
|
||
case 'g': e = KeyEvent.KEYCODE_G; break;
|
||
case 'h': e = KeyEvent.KEYCODE_H; break;
|
||
case 'i': e = KeyEvent.KEYCODE_I; break;
|
||
case 'j': e = KeyEvent.KEYCODE_J; break;
|
||
case 'k': e = KeyEvent.KEYCODE_K; break;
|
||
case 'l': e = KeyEvent.KEYCODE_L; break;
|
||
case 'm': e = KeyEvent.KEYCODE_M; break;
|
||
case 'n': e = KeyEvent.KEYCODE_N; break;
|
||
case 'o': e = KeyEvent.KEYCODE_O; break;
|
||
case 'p': e = KeyEvent.KEYCODE_P; break;
|
||
case 'q': e = KeyEvent.KEYCODE_Q; break;
|
||
case 'r': e = KeyEvent.KEYCODE_R; break;
|
||
case 's': e = KeyEvent.KEYCODE_S; break;
|
||
case 't': e = KeyEvent.KEYCODE_T; break;
|
||
case 'u': e = KeyEvent.KEYCODE_U; break;
|
||
case 'v': e = KeyEvent.KEYCODE_V; break;
|
||
case 'w': e = KeyEvent.KEYCODE_W; break;
|
||
case 'x': e = KeyEvent.KEYCODE_X; break;
|
||
case 'y': e = KeyEvent.KEYCODE_Y; break;
|
||
case 'z': e = KeyEvent.KEYCODE_Z; break;
|
||
case '0': e = KeyEvent.KEYCODE_0; break;
|
||
case '1': e = KeyEvent.KEYCODE_1; break;
|
||
case '2': e = KeyEvent.KEYCODE_2; break;
|
||
case '3': e = KeyEvent.KEYCODE_3; break;
|
||
case '4': e = KeyEvent.KEYCODE_4; break;
|
||
case '5': e = KeyEvent.KEYCODE_5; break;
|
||
case '6': e = KeyEvent.KEYCODE_6; break;
|
||
case '7': e = KeyEvent.KEYCODE_7; break;
|
||
case '8': e = KeyEvent.KEYCODE_8; break;
|
||
case '9': e = KeyEvent.KEYCODE_9; break;
|
||
case '`': e = KeyEvent.KEYCODE_GRAVE; break;
|
||
case '-': e = KeyEvent.KEYCODE_MINUS; break;
|
||
case '=': e = KeyEvent.KEYCODE_EQUALS; break;
|
||
case '[': e = KeyEvent.KEYCODE_LEFT_BRACKET; break;
|
||
case ']': e = KeyEvent.KEYCODE_RIGHT_BRACKET; break;
|
||
case '\\': e = KeyEvent.KEYCODE_BACKSLASH; break;
|
||
case ';': e = KeyEvent.KEYCODE_SEMICOLON; break;
|
||
case '\'': e = KeyEvent.KEYCODE_APOSTROPHE; break;
|
||
case '/': e = KeyEvent.KEYCODE_SLASH; break;
|
||
case '@': e = KeyEvent.KEYCODE_AT; break;
|
||
case '+': e = KeyEvent.KEYCODE_PLUS; break;
|
||
case ',': e = KeyEvent.KEYCODE_COMMA; break;
|
||
case '.': e = KeyEvent.KEYCODE_PERIOD; break;
|
||
case '*': e = KeyEvent.KEYCODE_STAR; break;
|
||
case '#': e = KeyEvent.KEYCODE_POUND; break;
|
||
case '(': e = KeyEvent.KEYCODE_NUMPAD_LEFT_PAREN; break;
|
||
case ')': e = KeyEvent.KEYCODE_NUMPAD_RIGHT_PAREN; break;
|
||
case ' ': e = KeyEvent.KEYCODE_SPACE; break;
|
||
default: return k;
|
||
}
|
||
return k.withKeyevent(e);
|
||
}
|
||
|
||
/** Modify a key affected by a round-trip or a clockwise circle gesture. */
|
||
private static KeyValue apply_gesture(KeyValue k)
|
||
{
|
||
KeyValue shifted = apply_shift(k);
|
||
if (shifted == null || shifted.equals(k))
|
||
return apply_fn(k);
|
||
return shifted;
|
||
}
|
||
|
||
public static abstract class Map_char
|
||
{
|
||
/** Modify a char or return [null] if the modifier do not apply. Return a
|
||
[String] that can contains combining diacritics. */
|
||
public abstract String apply(char c);
|
||
}
|
||
|
||
private static final Map_char map_char_none =
|
||
new Map_char() {
|
||
public String apply(char _c) { return null; }
|
||
};
|
||
|
||
private static char map_char_shift(char c)
|
||
{
|
||
switch (c)
|
||
{
|
||
case '↙': return '⇙';
|
||
case '↓': return '⇓';
|
||
case '↘': return '⇘';
|
||
case '←': return '⇐';
|
||
case '→': return '⇒';
|
||
case '↖': return '⇖';
|
||
case '↑': return '⇑';
|
||
case '↗': return '⇗';
|
||
case '└': return '╚';
|
||
case '┴': return '╩';
|
||
case '┘': return '╝';
|
||
case '├': return '╠';
|
||
case '┼': return '╬';
|
||
case '┤': return '╣';
|
||
case '┌': return '╔';
|
||
case '┬': return '╦';
|
||
case '┐': return '╗';
|
||
case '─': return '═';
|
||
case '│': return '║';
|
||
case 'ß': return 'ẞ';
|
||
/* In Turkish, upper case of 'iı' is 'İI' but Java's toUpperCase will
|
||
return 'II'. To make 'İ' accessible, make it the shift of 'ı'. This
|
||
has the inconvenient of swapping i and ı on the keyboard. */
|
||
case 'ı': return 'İ';
|
||
case '₹': return '₨';
|
||
// Gujarati alternate characters
|
||
case 'અ': return 'આ';
|
||
case 'ઇ': return 'ઈ';
|
||
case 'િ': return 'ી';
|
||
case 'ઉ': return 'ઊ';
|
||
case 'ુ': return 'ૂ';
|
||
case 'એ': return 'ઐ';
|
||
case 'ે': return 'ૈ';
|
||
case 'ઓ': return 'ઔ';
|
||
case 'ો': return 'ૌ';
|
||
case 'ક': return 'ખ';
|
||
case 'ગ': return 'ઘ';
|
||
case 'ચ': return 'છ';
|
||
case 'જ': return 'ઝ';
|
||
case 'ટ': return 'ઠ';
|
||
case 'ડ': return 'ઢ';
|
||
case 'ન': return 'ણ';
|
||
case 'ત': return 'થ';
|
||
case 'દ': return 'ધ';
|
||
case 'પ': return 'ફ';
|
||
case 'બ': return 'ભ';
|
||
case 'મ': return 'ં';
|
||
case 'લ': return 'ળ';
|
||
case 'સ': return 'શ';
|
||
case 'હ': return 'ઃ';
|
||
default: return c;
|
||
}
|
||
}
|
||
|
||
private static final Map_char map_char_arrow_right =
|
||
new Map_char() {
|
||
public String apply(char c)
|
||
{
|
||
switch (c)
|
||
{
|
||
default: return c + "\u20D7";
|
||
}
|
||
}
|
||
};
|
||
|
||
// Used with Arabic despite the name; called "Hindi numerals" in Arabic
|
||
// map_char_numpad_devanagari is used in Hindi
|
||
private static final Map_char map_char_numpad_hindu =
|
||
new Map_char() {
|
||
public String apply(char c)
|
||
{
|
||
switch (c)
|
||
{
|
||
case '0': return "٠";
|
||
case '1': return "١";
|
||
case '2': return "٢";
|
||
case '3': return "٣";
|
||
case '4': return "٤";
|
||
case '5': return "٥";
|
||
case '6': return "٦";
|
||
case '7': return "٧";
|
||
case '8': return "٨";
|
||
case '9': return "٩";
|
||
default: return null;
|
||
}
|
||
}
|
||
};
|
||
|
||
private static final Map_char map_char_numpad_bengali =
|
||
new Map_char() {
|
||
public String apply(char c)
|
||
{
|
||
switch (c)
|
||
{
|
||
case '0': return "০";
|
||
case '1': return "১";
|
||
case '2': return "২";
|
||
case '3': return "৩";
|
||
case '4': return "৪";
|
||
case '5': return "৫";
|
||
case '6': return "৬";
|
||
case '7': return "৭";
|
||
case '8': return "৮";
|
||
case '9': return "৯";
|
||
default: return null;
|
||
}
|
||
}
|
||
};
|
||
|
||
private static final Map_char map_char_numpad_devanagari =
|
||
new Map_char() {
|
||
public String apply(char c)
|
||
{
|
||
switch (c)
|
||
{
|
||
case '0': return "०";
|
||
case '1': return "१";
|
||
case '2': return "२";
|
||
case '3': return "३";
|
||
case '4': return "४";
|
||
case '5': return "५";
|
||
case '6': return "६";
|
||
case '7': return "७";
|
||
case '8': return "८";
|
||
case '9': return "९";
|
||
default: return null;
|
||
}
|
||
}
|
||
};
|
||
|
||
private static final Map_char map_char_numpad_persian =
|
||
new Map_char() {
|
||
public String apply(char c)
|
||
{
|
||
switch (c)
|
||
{
|
||
case '0': return "۰";
|
||
case '1': return "۱";
|
||
case '2': return "۲";
|
||
case '3': return "۳";
|
||
case '4': return "۴";
|
||
case '5': return "۵";
|
||
case '6': return "۶";
|
||
case '7': return "۷";
|
||
case '8': return "۸";
|
||
case '9': return "۹";
|
||
default: return null;
|
||
}
|
||
}
|
||
};
|
||
|
||
private static final Map_char map_char_numpad_gujarati =
|
||
new Map_char() {
|
||
public String apply(char c)
|
||
{
|
||
switch (c)
|
||
{
|
||
case '0': return "૦";
|
||
case '1': return "૧";
|
||
case '2': return "૨";
|
||
case '3': return "૩";
|
||
case '4': return "૪";
|
||
case '5': return "૫";
|
||
case '6': return "૬";
|
||
case '7': return "૭";
|
||
case '8': return "૮";
|
||
case '9': return "૯";
|
||
default: return null;
|
||
}
|
||
}
|
||
};
|
||
|
||
/** Compose the precomposed initial with the medial [kv]. */
|
||
private static KeyValue combine_hangul_initial(KeyValue kv, int precomposed)
|
||
{
|
||
switch (kv.getKind())
|
||
{
|
||
case Char:
|
||
return combine_hangul_initial(kv, kv.getChar(), precomposed);
|
||
case Hangul_initial:
|
||
// No initials are expected to compose, grey out
|
||
return kv.withFlags(kv.getFlags() | KeyValue.FLAG_GREYED);
|
||
default:
|
||
return kv;
|
||
}
|
||
}
|
||
|
||
private static KeyValue combine_hangul_initial(KeyValue kv, char medial,
|
||
int precomposed)
|
||
{
|
||
int medial_idx;
|
||
switch (medial)
|
||
{
|
||
// Vowels
|
||
case 'ㅏ': medial_idx = 0; break;
|
||
case 'ㅐ': medial_idx = 1; break;
|
||
case 'ㅑ': medial_idx = 2; break;
|
||
case 'ㅒ': medial_idx = 3; break;
|
||
case 'ㅓ': medial_idx = 4; break;
|
||
case 'ㅔ': medial_idx = 5; break;
|
||
case 'ㅕ': medial_idx = 6; break;
|
||
case 'ㅖ': medial_idx = 7; break;
|
||
case 'ㅗ': medial_idx = 8; break;
|
||
case 'ㅘ': medial_idx = 9; break;
|
||
case 'ㅙ': medial_idx = 10; break;
|
||
case 'ㅚ': medial_idx = 11; break;
|
||
case 'ㅛ': medial_idx = 12; break;
|
||
case 'ㅜ': medial_idx = 13; break;
|
||
case 'ㅝ': medial_idx = 14; break;
|
||
case 'ㅞ': medial_idx = 15; break;
|
||
case 'ㅟ': medial_idx = 16; break;
|
||
case 'ㅠ': medial_idx = 17; break;
|
||
case 'ㅡ': medial_idx = 18; break;
|
||
case 'ㅢ': medial_idx = 19; break;
|
||
case 'ㅣ': medial_idx = 20; break;
|
||
// Grey-out uncomposable characters
|
||
default: return kv.withFlags(kv.getFlags() | KeyValue.FLAG_GREYED);
|
||
}
|
||
return KeyValue.makeHangulMedial(precomposed, medial_idx);
|
||
}
|
||
|
||
/** Combine the precomposed medial with the final [kv]. */
|
||
private static KeyValue combine_hangul_medial(KeyValue kv, int precomposed)
|
||
{
|
||
switch (kv.getKind())
|
||
{
|
||
case Char:
|
||
return combine_hangul_medial(kv, kv.getChar(), precomposed);
|
||
case Hangul_initial:
|
||
// Finals that can also be initials have this kind.
|
||
return combine_hangul_medial(kv, kv.getString().charAt(0), precomposed);
|
||
default:
|
||
return kv;
|
||
}
|
||
}
|
||
|
||
private static KeyValue combine_hangul_medial(KeyValue kv, char c,
|
||
int precomposed)
|
||
{
|
||
int final_idx;
|
||
switch (c)
|
||
{
|
||
case ' ': final_idx = 0; break;
|
||
case 'ㄱ': final_idx = 1; break;
|
||
case 'ㄲ': final_idx = 2; break;
|
||
case 'ㄳ': final_idx = 3; break;
|
||
case 'ㄴ': final_idx = 4; break;
|
||
case 'ㄵ': final_idx = 5; break;
|
||
case 'ㄶ': final_idx = 6; break;
|
||
case 'ㄷ': final_idx = 7; break;
|
||
case 'ㄹ': final_idx = 8; break;
|
||
case 'ㄺ': final_idx = 9; break;
|
||
case 'ㄻ': final_idx = 10; break;
|
||
case 'ㄼ': final_idx = 11; break;
|
||
case 'ㄽ': final_idx = 12; break;
|
||
case 'ㄾ': final_idx = 13; break;
|
||
case 'ㄿ': final_idx = 14; break;
|
||
case 'ㅀ': final_idx = 15; break;
|
||
case 'ㅁ': final_idx = 16; break;
|
||
case 'ㅂ': final_idx = 17; break;
|
||
case 'ㅄ': final_idx = 18; break;
|
||
case 'ㅅ': final_idx = 19; break;
|
||
case 'ㅆ': final_idx = 20; break;
|
||
case 'ㅇ': final_idx = 21; break;
|
||
case 'ㅈ': final_idx = 22; break;
|
||
case 'ㅊ': final_idx = 23; break;
|
||
case 'ㅋ': final_idx = 24; break;
|
||
case 'ㅌ': final_idx = 25; break;
|
||
case 'ㅍ': final_idx = 26; break;
|
||
case 'ㅎ': final_idx = 27; break;
|
||
// Grey-out uncomposable characters
|
||
default: return kv.withFlags(kv.getFlags() | KeyValue.FLAG_GREYED);
|
||
}
|
||
return KeyValue.makeHangulFinal(precomposed, final_idx);
|
||
}
|
||
}
|